The fact that most of characters in Touken Ranbu Warriors are based on swords means that some of them can feel a lot alike in the game.
Touken Ranbu Warriors is an odd sort of Musou game.
This means that while Touken Ranbu Warriors is a Musou game with the trappings we know, it might not be the best choice for someone looking for a new entry to play.
What might not be as okay is being unaware of the characters in Touken Ranbu Warriors.